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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 80407312227a80e31ac1d171f2d9c8fb31ee16fc8d089d4c861d53b34e6630d2. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



GuLoader


Vendor detections: 9


Intelligence 9 IOCs YARA File information Comments

SHA256 hash: 80407312227a80e31ac1d171f2d9c8fb31ee16fc8d089d4c861d53b34e6630d2
SHA3-384 hash: fe3eb5fb6bf43047a6fdc488aa4d9813c8a3746708ceda1232060b914ead0e9de31079b09e6b6114c74625d48171b731
SHA1 hash: 8c79409bda7b2bcc4eb418494bf0904048ecb316
MD5 hash: 22f0ac97de0f5dd3d4a95b9ba14684a5
humanhash: nevada-india-idaho-pluto
File name:KZ_DHL3552647727464000000000003452742023.exe
Download: download sample
Signature GuLoader
File size:903'845 bytes
First seen:2023-09-20 16:57:29 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b34f154ec913d2d2c435cbd644e91687 (594 x GuLoader, 131 x RemcosRAT, 86 x EpsilonStealer)
ssdeep 24576:eq7JcjVuJlRAPpmZsWpdmlKK99NDpKGN/VcUN/:V7uEqisWvKWGNNN/
Threatray 869 similar samples on MalwareBazaar
TLSH T18915234453A0D413CA902373E5AA8BF65658CDC7F93A6A0773917F283DF78166E2D322
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:DHL exe GuLoader

Intelligence


File Origin
# of uploads :
1
# of downloads :
279
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
KZ_DHL3552647727464000000000003452742023.arj
Verdict:
Suspicious activity
Analysis date:
2023-09-20 11:28:45 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% subdirectories
Creating a file
Delayed reading of the file
Sending a custom TCP request
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control lolbin masquerade overlay packed shell32
Result
Threat name:
GuLoader, Remcos
Detection:
malicious
Classification:
troj.evad.phis.spyw
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to modify clipboard data
Found malware configuration
Installs a global keyboard hook
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Tries to steal Mail credentials (via file registry)
Writes to foreign memory regions
Yara detected GuLoader
Yara detected Remcos RAT
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1311758 Sample: KZ_DHL355264772746400000000... Startdate: 20/09/2023 Architecture: WINDOWS Score: 100 34 windowspur.com 2->34 36 omegalb.com 2->36 38 geoplugin.net 2->38 52 Snort IDS alert for network traffic 2->52 54 Found malware configuration 2->54 56 Antivirus detection for URL or domain 2->56 58 7 other signatures 2->58 8 KZ_DHL3552647727464000000000003452742023.exe 2 33 2->8         started        signatures3 process4 file5 24 C:\Users\user\AppData\Local\...\nsDialogs.dll, PE32 8->24 dropped 26 C:\Users\user\AppData\Local\...\System.dll, PE32 8->26 dropped 28 C:\Users\user\AppData\Local\...\BgImage.dll, PE32 8->28 dropped 60 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->60 62 Writes to foreign memory regions 8->62 64 Tries to detect Any.run 8->64 66 Maps a DLL or memory area into another process 8->66 12 wab.exe 4 16 8->12         started        signatures6 process7 dnsIp8 40 windowspur.com 91.134.212.211, 49749, 80 OVHFR France 12->40 42 95.214.24.210, 2404, 49751, 49752 CMCSUS Germany 12->42 44 2 other IPs or domains 12->44 30 C:\Users\user\AppData\...\undistinguish.exe, PE32 12->30 dropped 32 C:\Users\user\AppData\Roaming\ourytgbh.dat, data 12->32 dropped 68 Tries to detect Any.run 12->68 70 Maps a DLL or memory area into another process 12->70 72 Installs a global keyboard hook 12->72 17 wab.exe 1 12->17         started        20 wab.exe 1 12->20         started        22 wab.exe 2 12->22         started        file9 signatures10 process11 signatures12 46 Tries to steal Instant Messenger accounts or passwords 17->46 48 Tries to harvest and steal browser information (history, passwords, etc) 17->48 50 Tries to steal Mail credentials (via file / registry access) 20->50
Threat name:
Win32.Trojan.Guloader
Status:
Malicious
First seen:
2023-09-20 08:26:57 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
13 of 37 (35.14%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:guloader family:remcos downloader persistence rat
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Checks QEMU agent file
Loads dropped DLL
Guloader,Cloudeye
Remcos
Unpacked files
SH256 hash:
3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
MD5 hash:
0d7ad4f45dc6f5aa87f606d0331c6901
SHA1 hash:
48df0911f0484cbe2a8cdd5362140b63c41ee457
SH256 hash:
e27efa5dfde875bd6b826fafb4c7698db6b6e30e68715a1c03eb018e3170fc04
MD5 hash:
487368e6fce9ab9c5ea053af0990c5ef
SHA1 hash:
b538e37c87d4b9a7645dcbbd9e93025a31849702
SH256 hash:
1e40211af65923c2f4fd02ce021458a7745d28e2f383835e3015e96575632172
MD5 hash:
466179e1c8ee8a1ff5e4427dbb6c4a01
SHA1 hash:
eb607467009074278e4bd50c7eab400e95ae48f7
SH256 hash:
80407312227a80e31ac1d171f2d9c8fb31ee16fc8d089d4c861d53b34e6630d2
MD5 hash:
22f0ac97de0f5dd3d4a95b9ba14684a5
SHA1 hash:
8c79409bda7b2bcc4eb418494bf0904048ecb316
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

GuLoader

Executable exe 80407312227a80e31ac1d171f2d9c8fb31ee16fc8d089d4c861d53b34e6630d2

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments